package com.wzy.observerPattern;

/**
 * @Author: wzy
 * @Date: 2022/10/11/9:31
 * @Description: 具体的观察者1
 */
public class ConcreteObserver1 implements ObServer{
    @Override
    public void update() {
        System.out.println("观察者1收到消息");
    }
}
